/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Tencent is pleased to support the open source community by making behaviac available.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except in compliance with
// the License. You may obtain a copy of the License at http://opensource.org/licenses/BSD-3-Clause
//
// Unless required by applicable law or agreed to in writing, software distributed under the License is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and limitations under the License.
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////

#include "behaviac/base/core/thread/wrapper.h"
#include "behaviac/base/core/thread/mutex.h"

#if !BEHAVIAC_COMPILER_MSVC
#include <unistd.h>

namespace behaviac
{
	namespace Thread
	{
		void Sleep(long millis)
		{
			//sleep(millis);
			//printf("sleep %ld\n", millis);
			clock_t goal = millis + clock();
			while (goal > clock());
		}
	}

    // Returns a new value of i
    Atomic32 AtomicInc(volatile Atomic32& i)
    {
		__sync_fetch_and_add(&i, 1);
		return i;
    }

    Atomic32 AtomicDec(volatile Atomic32& i)
    {
		__sync_fetch_and_sub(&i, 1);
		return i;
    }
    
	void ThreadInt::Init()
	{
		if (!m_inited)
		{
			m_inited = true;
		}
	}

	ThreadInt::ThreadInt()
	{
		//this is a globle, m_inited is 0 anyway
		this->Init();
	}

	ThreadInt::~ThreadInt()
	{
		m_inited = false;
	}

	//void ThreadInt::set(long v)
	//{
	//	{
	//		behaviac::ScopedLock lock(m_csMemory);
	//		m_value = v;
	//	}
	//}

	long ThreadInt::value() const
	{
		return m_value;
	}

	long ThreadInt::operator++()
	{
		this->Init();

		//{
		//	behaviac::ScopedLock lock(m_csMemory);
		//	m_value++;
		//}

		return m_value;
	}

	void ThreadInt::operator--()
	{
		this->Init();

		//{
		//	behaviac::ScopedLock lock(m_csMemory);
		//	m_value--;
		//}
	}
}
#endif//#if !BEHAVIAC_COMPILER_MSVC
